Home / 54,016.47-74,531.34-31,352.67

Finding the Fourth Proportional to 54,016.47, 74,531.34 and 31,352.67

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Solution

The fourth proportional to 54,016.47, 74,531.34 and 31,352.67 is: 43,260.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,016.47 : 74,531.34 = 31,352.67 : x
  2. Step 2: Convert to fraction form
    54,016.47/74,531.34 = 31,352.67/x
  3. Step 3: Cross multiply
    54,016.47x = 74,531.34 × 31,352.67
  4. Step 4: Simplify right side
    54,016.47x = 2,336,756,507.68
  5. Step 5: Solve for x
    x = 2,336,756,507.68/54,016.47
  6. Step 6: Final answer
    x = 43,260.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.